#chat {
  height: 100%;
  position: relative;
  z-index: 12;
  overflow: hidden;
  border-left: 1px solid #e0e0e0;
}

#wrapper {
  width: 100%;
  height: 100%;
  & > header {
    z-index: 16;
  }
}

#container {
  flex: 1;
  margin: 0;
  max-width: 100%;
  min-width: 0;
  height: 100%;
  position: relative;
}
